DemoFor public education only. These blocks are built by PisoScan from published PhilGEPS records to show how a budget ledger like CADENA would work. No government agency created or signed them, and this is not an official ledger. How it works
Transaction details
APITransaction action
PROVINCE OF ZAMBOANGA DEL NORTE Award a ₱2.0M contract to LONG ISLAND BUILDERS & CONSTRUCTIONProvinces
Transaction hash:
8397236d00a3c44e3beaff924ac330357549de65fd083700df464825dcf0df3f
Status:
Included and unchanged
Block:
#3,184 2,829 blocks after it
Position in block:
Transaction 123 of 248
Award day:
Sep 7, 2017 (9 yrs 2 mo ago)
Value:
₱1,977,861.08
Project:
Construction Projects
Full record:
Accountability
Bill Sec. 3 and 19Responsible agency:
Accountable officer:
Not stated in the source. PhilGEPS does not publish who certified the award.
Certification:
Not certified No agency signed this record. Under CADENA the accountable officer would sign it with their own key.
Demo signature:
Block #3,184 signature valid Demo key, proves nothing about the governmentPublic key
Linked records: from budget to payment
Bill Sec. 5- 1. AppropriationGAA line item · Sec. 5(b)The award does not say which budget line pays for it.Not published
- 2. Allotment releaseSARO / allotment · Sec. 5(c)(iii)Not published per project. DBM releases SAROs, but not linked to individual contracts.Not published
- 3. Cash allocationNotice of Cash Allocation · Sec. 5(c)(iv)Not published per project.Not published
- 4. Contract awardNotice of Award (PhilGEPS) · Sec. 5(d)PROVINCE OF ZAMBOANGA DEL NORTE awarded it to LONG ISLAND BUILDERS & CONSTRUCTION on 2017-09-07.Found
- 5. Contract & progressContract / progress report (DPWH) · Sec. 5(d)No matching DPWH contract record (only DPWH contracts are listed with progress).Not published
- 6. PaymentDisbursement voucher · Sec. 5(c)(viii)Not published. No public source shows how much of this contract has been paid.Not published
- 7. CompletionCertificate of completion · Sec. 5(d)No completion certificate published.Not published
- 8. AuditCOA annual audit report · Sec. 5(e)(iii)COA's CY2024 audit of Zamboanga del Norte gave a "qualified" opinion on its financial statements (not specific to this contract).Partly
1 of 8 documents found, 1 partly. Under CADENA every step would be published within 7 working days and linked to this record.
Tamper test: try changing this record
DemoEdit the amount as if someone quietly changed the record. Your browser re-hashes it and walks up the chain. Nothing is saved.
- 1. Record fingerprint changedstored 8397236d00…f0df3fnow …
- 2. Block Merkle root changedstored 4b542c30ae…afc623now …
- 3. Block #3184 hash changedstored c65bb1fd0e…d34f44now …
Chain intact. The record matches its fingerprint, so the block and every block after it still line up.
Merkle proof (8 steps)
How this one record is tied to the block's Merkle root, without needing the other 247 records. Each step hashes the current value together with the sibling shown.
- leaf 8397236d00a3c44e3beaff924ac330357549de65fd083700df464825dcf0df3f
- 01 L 82d5c1ae0c4be9b74aee1e615ceb5eec269bd212e6527c59914e1ea1e9df6a1a
- 02 L ffe027376e8309d80cf7e352a0ced289dc63e9e4682a0b09b30a2e2105ac9d02
- 03 R ad3b1634428bc4f89588527174c720cefc6ab080e48d9f85a8e81ca731a47d6c
- 04 L 375d50d4f93fc6518486e61e7a93c31e44078ff37bd7649fe3fd811cd34466e5
- 05 L d12341e8853323de3fa710b7e5f065dcb033dc8fea6dec0f565eacde19bcaac8
- 06 L 9fea4e4352bc72845aa2e9fa45fb291833f009075ca026183e31fc05c5625e14
- 07 L 566d77d66f043e73b4361c1500be73127ca07b12f31a2271fc7e18a0715540bc
- 08 R c15813c7948d634f434fb3a07798edd6a9259f1563eddb57f52f5dd39d5d3ba6
- root 4b542c30ae213d52ed6e99e84597def99ac1c63ccb600cca516627c5f2afc623